Cheapest return flights from New York to Keflavik in May from 398€

AirHint found the following cheapest return flights from New York (LGA) to Keflavik (KEF) in May 2026 (see full year).

Return flights

18 May - 24 May Air France
09 May - 17 May KLM
07 May - 11 May Virgin Atlantic
07 May - 17 May KLM
14 May - 25 May Air France
09 May - 15 May Delta
10 May - 14 May Delta
14 May - 24 May Air France
16 May - 26 May KLM
18 May - 03 Jun Air France
19 May - 26 May Delta
24 May - 01 Jun Delta
26 May - 02 Jun Delta

Also check the deals for one-way flights from New York to Keflavik in May.

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